from tkinter import *
print('Введите начальную координату X:')
X = int(input())
print('Введите начальную координату Y:')
Y = int(input())
print('Введите коэффицент увеличения N:')
N = int(input())
coords= [0, 0, 10, 0, 10, 20, 10, 20, 30, 10, 30, 10, 20, 0, 20.]
root = Tk()
root.title("ИТ марафон")
root.geometry("500x500")
canvas = Canvas(bg="white", width=500, height=500)
canvas.pack(anchor=CENTER, expand=1)
if N==0 and X>=0 and X<=500 and Y>=0 and Y<=500:
    pass
else:
    if N>0 and 0*N+X>=0 and 0*N+Y>=0 and 0*N+X<=500 and 0*N+Y<=500:
        pass
    else:
        if N<0 and 20*N+X>=0 and 20*N+Y>=0 and 0*N+X<=500 and 0*N+Y<=500:
            pass
        else:
            print("Размер фигуры превышает максимальный размер поля")
            exit()
            canvas.create_polygon(coords[0] *N+X,
                                  coords[1] *N+Y,
                                  coords[2] *N+X, coords[3] *N+Y,
                                  coords[4] *N+X, coords[5] *N+Y,
                                  coords[6] *N+X, coords[7] *N+Y,
                                  coords[8] *N+X, coords[9] *N+Y,
                                  coords[10]*N+X, coords[11]*N+Y,
                                  coords[12]*N+X, coords[13]*N+Y,
                                  coords[14]*N+X, coords[15]*N+Y,
                                  fill="#fb0")
root.mainloop()
